You need the vin for the car the APIM comes from. Enter it into FordEtis home page >vehicle > vehicle look up, enter the vin and expand the minor features then search the list for the words with navigation or less navigation. If it says less navigation that means that the donor vehicle didn't have the navigation software enabled in the APIM.hey guys, I have a 13 Focus ST2 with My Ford Touch but without the Nav. function, and trying to get a APIM replacement my currant unit but how to tell if the APIM have the Nav. Option? Couldnt Find much information on that..